Spare Parts - Emerson Fisher OSE Instruction Manual

• Lubricate screws before tightening
• Lubricate O-rings (silicone grease) except for the valve
plug O-ring
• Lightly lubricate the stem (silicone grease)
• Lubricate the release relay mechanism (yoke and bolt)
(molybdenum graphite grease)
• Lubricate the BMS spring (molybdenum graphite grease)
A special tool is required when installing a new orifice
Table 4. Torques (key 9 & 14, Fig. 7)
KEY
9
14
SYMPTOMS
If the valve will not close
If the valve closes
If the outlet pressure in the slam shut is
decreases
If the outlet pressure in the slam shut is
constant
If the outlet pressure increases

SParE ParTS

KEY DESCriPTiON
1 Bypasse
2 Valve plug O‑ring
3 Segments
4 O-ring
5 O-ring
Packing gland "Kit"
Set of O-rings*
Spare parts kit**
Release Relay Type OS2
(*) Set of O-rings and segments including O-rings key 2, 3, 4, 5
TOrQUE (N•m)
15
Table 7. Troubleshooting for Type OSE Slam-Shut Valve
CaUSE
Operating fault
Operating correctly
External leak
Internal leak
Table 8. Spare Parts for Type OSE Slam-Shut Valve
DN 25
400257
401950
400298
400009
197447
197452
(**) Spare-parts kit including set of O-rings, bypass (key 1) and bypass disassembly spanner
Table 5. Torques for Connecting Part Screw
DN
25
50
80
100
150
Table 6. Torques for Bypass (key 1. Fig. 7)
DN
25
50
80
100
150
C58c
DN 50 DN 80
180977
400263 400258
401951 401952
400295 400297
400024 400259
197395
197448 197449
197453 197454
See D103683X012 manual
Type OSE
(key 10, Fig. 7)
DiMENSiONS SPaNNEr (inches)
9/16-12 1 3/4 13/16''
x
1/2-13 1 1/2 3/4''
x
5/8-11 1 3/4 15/16''
x
3/4-10 2 1/4 1''1/8
x
1-8 2 3/4 1''1/2
x
TOrQUE (N•m)
14
14
20
24
24
aCTiONS
Check the release relay
Check the valve plug
or contact after-sales
Observe the evolution of the outlet pressure
(check tightness)
Locate and seal the leak
or contact after-sales
Bleed off the outlet side of the regulator
Observe the evolution of the outlet pressure
(check tightness)
Check the slam shut valve plug
Check the orifice
Check the bypass
or contact after-sales
DN 100
400260
401953
400296
400045
197450
197455
TOrQUE
(N•m)
110
110
175
260
510
C58a
C58b
DN 150
400261
401954
19B0359X12
400262
197451
197456
7